The Barack Obama campaign has a new Spanish-language ad that features racial demagoguery and a distortion of Rush Limbaugh quotes. You can see the ad here: "They want us to forget the insults we've put up with, the intolerance," the television ad's announcer says in Spanish as a picture of Rush Limbaugh appears onscreen with quotes of him saying, "Mexicans are stupid and unqualified" and "Shut your mouth or get out." "They made us feel marginalized in a country we love so much," the ad continues. "John McCain and his Republican friends have two faces. One that says lies just to get our...